StarTech.com Extreme Networks 10302 Compatible SFP+ Module -
10GBase-LR Fiber Optical Transceiver (10302-ST) - For Optical Network,
Data Networking - Optical FiberSi

Fiber - Also known as fibre is a class of material similar to a length of thread. Fiber Optics are used in computer communications. Natural fibers are used in clothing maufacturer and many other applications.

Network - A link and communication between things. Often computers or people.

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